# Production MySQL config — generated by Ansible for retailor.io. Edit by hand might cause drift!

[mysqld]
bind-address            = {{ mysql_bind_address }}
port                     = {{ mysql_port }}
max_connections          = {{ mysql_max_connections }}
server_id                = {{ mysql_server_id }}

# --- InnoDB ------------------------------------------------------------
innodb_buffer_pool_size  = {{ mysql_innodb_buffer_pool_size }}
innodb_log_file_size     = 512M
innodb_flush_log_at_trx_commit = 1        # full ACID durability; set to 2 only if you accept losing ~1s of txns on crash
innodb_flush_method      = O_DIRECT
innodb_file_per_table    = 1

# --- Replication (GTID-based) -------------------------------------------
gtid_mode                = {{ mysql_gtid_mode }}
enforce_gtid_consistency = ON
log_bin                  = /var/log/mysql/mysql-bin.log
binlog_format             = {{ mysql_binlog_format }}
binlog_expire_logs_seconds = {{ mysql_binlog_expire_logs_seconds }}
sync_binlog               = 1
read_only                 = {{ 'ON' if 'mysql_replica' in group_names else 'OFF' }}
relay_log                 = /var/log/mysql/mysql-relay-bin

# --- Logging -------------------------------------------------------------
slow_query_log            = 1
slow_query_log_file       = /var/log/mysql/mysql-slow.log
long_query_time            = 2
log_error                 = /var/log/mysql/error.log

# --- Security --------------------------------------------------------------
local_infile               = 0
skip_name_resolve          = 1